Informal networks are often emphasized as facilitating knowledge transfer. However, we find that formal networks also contribute significantly to knowledge transfer, and in fact contribute more than informal networks. This is particularly the case when knowledge is transferred between units....

Explanations of knowledge sharing in organizations emphasize either personality variables such as motivation or network-related structural variables such as centrality. Little empirical research examines how these two types of variables are in fact related: how do extrinsic and intrinsic...